Buzz·Posted on Dec 7, 2012The "World War Z" Trailer Works Better As A Chanel AdConan O'Brien is still obsessed with Brad Pitt's infamous Chanel ad. From Conan, here's a mash-up with the World War Z trailer.by Louis PeitzmanBuzzFeed News ReporterLinkFacebookPinterestTwitterMail View this video on YouTube youtube.com The mash-up was put together by Conan video guru Scott Chernoff, who definitely improved on both ads. These probably should have been combined from the get-go.